• 6 Wisconsin Historical Society Library

• 6 Books

• 3 Teachers
• 2 Rating of
• 1 Class size
• 1 Classroom environment
• 1 Elementary school principals
• 1 Grade repetition
• 1 Promotion (School)
• 1 School management and organization
• 1 School supervision
• 1 Selection and appointment
• 1 Teacher-principal relationships

• 4 United States. Office of Educational Research and Improvement
• 3 Ellis, Thomas I
• 2 National Institute of Education (U.S.)
• 1 Dunn, Judy, 1939 March 5-
• 1 Heynderickx, James J
• 1 Lindelow, John

• 6 English

• 6 United States

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